Kayla Thinks She Has Noticed a Pattern of Differences in Her

Kayla thinks she has noticed a pattern of differences in her male and female friends' video game scores and she wonders why. She notices her male friends spend more time playing and thinks that may be the reason. Which of the following is an attempt to achieve the goal of prediction?

A) calculating her friends' average scores
B) making the males in her study play with one hand
C) hypothesizing scores will be equivalent if they play the same amount of time
D) using the study results to improve female's scores